Image error events don't bubble, (see http://www.w3.org/TR/DOM-Level-3-Events/#event-type-error ) which can be pretty annoying when you're trying to handle them with any modern event-delegation-y technique. This uses event capturing on supported browsers to trigger a standard bubble-friendly event on the element in question, so you can handle th…

bubble_error_events.js

//image error events don't bubble, so we use
// native event capturing, where supported
if (document.addEventListener && !document.bubbleErrors) {
	document.addEventListener('error', function (event) {
		jQuery(event.target).trigger(event); //bubble it ourselves!
	}, true); //true = use event capturing (not bubbling)
	document.bubbleErrors = true;
}